What is enthalpy a measure of?

A. The heat content of a system.

B. The kinetic energy of a system.

C. The number of moles of a reactant in a system.

D. The disorder of a system.

Which of the following is the most likely cause for the increase in pressure observed in the container as the reaction reaches equilibrium?

Why is water typically used as the heat-absorbing liquid in calorimetry?

What happens when an atom crashes against another atom?

An object was measured by a worker as 14.6 cm long, however, the manufacturer specifications list the length of the object at 14.4 cm. What is the percent error in the workers measurement

There to be more gas dissolved in a cold Diet Coke than warm Diet Coke

Consider the following quantities used in thermodynamics: E, H, q, w, S, G. How many of them are state functions? a. 2 b. 0 c. 3 d. 1 e. 4

What are some good problem statements

A 5.00L reaction vessel is filled with 1.00mol of H2, 1.00mol of I2, and 2.50mol of HI. If equilibrium constant for the reaction is 129 at 500k, what are the equilibrium concentrations of all species?

Which of the following is true about glass recycling?

Describe why granulated sugar will dissolve faster in a cup of coffee than sugar cubes.